Temperature and Release Summary for Shasta and Trinity - August 2010

Sacramento River Water Temperatures in Degrees F Mean Daily R

Day Collected from CDEC (California Data Exchange Center) in CFS 

Control

TCD SHD minus Point Shasta Spring Crk 

Wt. TCD 5/25 to 8/31 Generation Powerplant 

Avg. (Diff) Shd Spp Kwk Bsf Jlf Bnd Rdb Lws Ccr Igo El 815 Release 

Jul Avg 50.3 49.2 55.7 50.8 53.9 55.5 56,1 57.8 51.7 51.8 58.4 10,820 1,075 

Aug

1 51.0 (51.0) ND 57.2 51.4 53.8 55.0 55.7 57.2 52.0 52.0 57.9 11,161 1,017 

2 50.8 (50.8) ND 58.8 51.4 53.9 55.1 55.8 57.4 52.2 52.1 58.1 10,318 1,088 3 51.1 (1.2) 49.9 58.8 51.4 53.9 55.1 55.9 57.3 52.2 52.1 58.1 11,591 1,073 

4 51.0 (1.1) 49.9 59.0 51.6 53.9 55.2 56.0 57.3 52.2 52.3 58.3 11,186 1,091 5 51.0 (1.1) 49.9 59.1 51.7 54.0 55.4 56.2 57.6 52.4 52.5 58.6 10,722 1,087 6 51.1 (1.1) 50.0 59.3 51.7 54.0 55.5 56.2 57.7 52.4 52.5 58.9 10,370 1,083 7 51.2 (1.2) 50.0 58.8 51.9 54.1 55.7 56.5 58.0 52.3 52.7 59.0 10,407 1,084 8 51.1 (1.1) 50.0 58.1 51.9 54.3 56.0 56.8 58.4 52.3 52.8 59.2 9,643 1,074 9 51.3 (1.1) ? 50.2 57.9 52.1 54.4 56.0 56.9 58.5 52.6 52.8 59.3 9,915 1,093 

10 50.8 (1.1) 49.7 58.7 52.2 54.7 55.5 56.4 58.1 52.4 52.7 58.3 9,780 1,085 11 50.8 (1.3) 49.5 58.2 51.6 54.3 55.3 56.3 57.7 52.1 52.5 58.2 9,615 1,057 12 50.7 (1.1) 49.6 58.3 51.7 54.2 55.3 56.2 57.8 52.2 52.5 58.5 9,001 1,088 13 50.8 (1.3) 49.5 58.3 51.6 54.3 55.5 56.5 58.1 52.4 52.5 58.6 9,217 1,087 14 50.8 (1.2) 49.6 58.4 51.8 54.4 55.7 56.7 58.2 52.5 52.7 58.9 8,630 1,090 15 51.1 (1.5) 49.6 59.7 52.0 54.6 56.0 57.0 58.8 52.7 52.9 59.4 8,423 1,102 16 50.4 (1.2) 49.2 59.9 52.0 54.8 56.1 57.1 58.7 52.7 53.0 59.1 8,162 1,129 17 50.1 (1.2) 48.9 60.5 ? 51.6 55.2 56.2 57.2 59.3 52.7 52.8 59.3 9,043 1,102 

18 49.7 (1.1) 48.6 59.4 51.1 53.9 54.8 56.0 58.5 52.4 51.9 58.1 8,541 1,159 

19 50.0 (1.4) 48.6 59.8 ? 51.0 53.7 54.5 55.5 57.9 52.2 51.9 57.7 8,039 1,159 

20 49.6 (0.7) 48.9 60.4 51.1 54.0 54.9 55.9 58.1 52.0 52.0 58.3 8,217 1,095 

21 49.5 (0.9) 48.6 59.0 51.1 54.2 55.0 56.0 58.1 51.8 52.1 58.2 7,931 1,083 22 49.4 (0.9) 48.5 59.1 51.2 54.0 54.8 55.9 58.0 51.9 52.0 58.0 6,966 1,083 23 49.7 (0.9) ? 48.8 61.7 51.3 54.3 55.1 56.1 58.1 52.1 52.4 58.2 8,621 1,094 24 49.6 (0.9) ? 48.7 60.1 51.1 54.1 55.1 56.2 58.3 52.1 52.0 58.4 8,073 1,073 25 49.9 (1.1) ? 48.8 60.1 51.2 54.3 55.2 56.2 58.1 52.1 52.2 58.7 7,680 1,090 26 50.0 (1.0) ? 49.0 61.5 51.3 54.5 55.5 56.6 58.6 52.0 52.3 59.0 7,859 1,024 27 49.9 (1.0) ? 48.9 60.3 51.5 54.6 55.6 56.6 58.5 52.1 52.6 58.8 7,995 1,082 28 49.9 (1.1) ? 48.8 59.2 51.5 53.6 54.4 55.6 57.4 51.7 51.7 56.9 7,328 1,089 29 49.9 (1.1) 48.8 59.2 51.1 53.8 54.3 55.1 56.2 51.9 51.9 56.9 7,384 1,087 30 50.1 (1.1) ? 49.0 59.3 51.2 53.8 54.5 55.4 56.8 51.1 51.8 56.7 7,492 1,084 31 50.1 (1.0) ? 49.1 60.4 51.4 53.8 54.5 55.5 57.1 51.5 52.2 57.2 7,463 1,088 

Avg 50.4 49.3 59.3 51.5 54.2 55.3 56.2 57.9 52.2 52.3 58.3 8,928 1,088 Tot cfs 276,773 33,720 Tot af 548,979 66,884 

# = Station out of service ^ - estimated (7 hours or less) ? = Avg. includes estimated data! = 17 hours or less of readings & = 18 to 23 hours of reading ND = No hourly readings or incorrect 

Control Point: Jellys Ferry 5/25/2010 to 8/31/2010.

10/4/2010